![](/media/cache/profiles/bd1ce36d68a5c2bea97fe45863673b20.jpg.50x50_q85.jpg)
Este programa se usa en recepcion de cadenas de caracteres, util para probar programas de conexion bluetooth en APPINVENTOR
Diff: main.cpp
- Revision:
- 2:7dcf65d8c0d1
- Parent:
- 1:bf58c37db6af
--- a/main.cpp Fri Mar 31 04:25:45 2017 +0000 +++ b/main.cpp Sat Jun 08 04:11:51 2019 +0000 @@ -3,10 +3,12 @@ #include "mbed.h" #include "stdio.h" #include "string.h" +#include "stdlib.h" + Serial GSM(PTE0,PTE1); //puertos del FRDM para el modem Serial pc(USBTX,USBRX); //puertos del PC -char buffer[20];// TAMAÑO DEL BUFER +char buffer[5];// TAMAÑO DEL BUFER Timer t; //VALOR DEL TIEMPO int count; int i = 0; @@ -15,8 +17,13 @@ char Qr[]="qmAIzQGtSK"; DigitalOut LedRojo(LED1); DigitalOut LedVerde(LED2); +char s2[4]; +char s1[4]; DigitalOut LedAzul(LED3); - +PwmOut led(PTA13); +AnalogOut aout(PTE30); +char *cadena = ""; +float pm; int readBuffer(char *buffer,int count) //esta funcion lee un bufer de datos { int i=0; @@ -55,11 +62,13 @@ wait(2); //PRENDE EL LED VERDE POR 2 SEGUNDOS LedVerde=1; GSM.baud(9600); - GSM.format(8,Serial::None,1); + GSM.format(8,Serial::None,1); + led.period(0.005f); // 4 second period + led.write(0.40f); // 50% duty cycle, relative to period while(1){ if (GSM.readable()) { - readBuffer(buffer,10); + readBuffer(buffer,5); pc.printf("buffer= %s\n\r ",buffer); //imprime el bufer pc.printf("buffer= %c %c\n\r ",buffer[0],buffer[1]);//imprime el cero y el uno @@ -71,10 +80,44 @@ if(buffer[0]=='O' && buffer[1]=='N' && buffer[2]=='R' ){LedRojo=0;} //PRENDE EL LED ROJO if(buffer[0]=='O' && buffer[1]=='F'&& buffer[2]=='R'){LedRojo=1;} //APAGA EL LED ROJO - - - + char *s2 = buffer; + strcpy( s1, s2 ); + int num = atoi(s1); + pm=num/100.0; + led.write(pm); + aout=pm; + pc.printf("num= %d\n\r ",num); //imprime el bufer + pc.printf("pm= %f\n\r ",pm); //imprime el bufer + cleanBuffer(buffer,5); } - cleanBuffer(buffer,10); + cleanBuffer(buffer,5); +} } -} \ No newline at end of file + +/* +char *cadena = "4856"; +int num = atoi(cadena); + +PwmOut led(PTA13); +DigitalOut myled(LED2); + +int main() { +led.period(0.005f); // 4 second period +led.write(0.40f); + + +PwmOut led(LED1); + +int main() { + // specify period first + led.period(4.0f); // 4 second period + led.write(0.50f); // 50% duty cycle, relative to period + + stdlib.h + char *str = "12345.67"; + +n = atoi(str); +printf("string = %s integer = %d\n", str, n); + strcpy( s1, s2 ); + +*/ \ No newline at end of file